Knorex is connected to many of the leading ad exchanges and media publishers worldwide and thus, can provide reach to the widest audience. In other words, Knorex XPO ad tags are compliant with these supported platforms, and you can publish or traffic ads directly from XPO into these platforms.
The full list of 3rd party audience data is available under the Audience tab in XPO. Create a new audience segment and select a third-party source, you will then find all the available audiences. For example, search for "hotel" and there will be a list of relevant audience sources, rates as well as estimated reach. Select the ones that you wish to apply, once done, remember to apply this particular audience segment at the ad group level. For more information on setting up 3rd party audience, please check out this page.